<nz-input-group nzAddOnBefore="检验日期">
  <nz-date-picker [(ngModel)]="b.qysj"></nz-date-picker>
</nz-input-group>
<nz-input-group nzAddOnBefore="色值">
  <nz-input-number [(ngModel)]="b.sz" [nzMin]="0"></nz-input-number>
</nz-input-group>

<nz-input-group nzAddOnBefore="水分">
  <nz-input-number [(ngModel)]="b.sf" [nzMin]="0"></nz-input-number>%
</nz-input-group>

<!--
<nz-input-group nzAddOnBefore="检测人">
  <nz-select [(ngModel)]="b.jcr" [nzOptions]="jyrArray" nzPlaceHolder="必选项，请选择"></nz-select>
</nz-input-group>

-->

